These are Toxic Dogs. They are creautures bred in laboratories. They were designed for war. Their body is not filled with blood it's filled with some kind of acid.
If a Toxig Dog gets angry the eyes glow in the color of their acid.

This one is a male feral Toxic Dog. He has some doberman-ish anatomy
The rules are simple:

-do not resell
-do not claim the species as your own
-you may do some changes after you bought the design
-you also may change the gender if you wish to
-payment via paypal only

15$ for this one!
(might keep him if he doesn't get sold hnnngh)